Analysis
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max time kernel
133s -
max time network
135s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
05-10-2024 13:31
Static task
static1
Behavioral task
behavioral1
Sample
86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.zip
Resource
win10-20240404-en
General
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Target
86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe
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Size
666KB
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MD5
49a614236d15faef7cf8bf28ab590829
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SHA1
0009643dea2b241e31200fa7d0e87f2195974fdc
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SHA256
86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846
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SHA512
8635bf3a1a6b552bc49d7e2369d914345ffb82e37090bd1902a4de3ec0638ee2c2f4c1715fcdaf2c410bb7fdf78ce00bd74ce3bf9ce803e206295982459a653e
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SSDEEP
12288:FMy2+qkC8slD1k92DVgbLEc5zZVxmmq8F46MYsXQ5l2bkR:Fj/Hsl5k92sPFZVEDYzK+
Malware Config
Extracted
Protocol: smtp- Host:
mail.zqamcx.com - Port:
587 - Username:
[email protected] - Password:
Anambraeast@123
Extracted
agenttesla
Protocol: smtp- Host:
mail.zqamcx.com - Port:
587 - Username:
[email protected] - Password:
Anambraeast@123 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1444 powershell.exe 2384 powershell.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 168 set thread context of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3068 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1444 powershell.exe 2384 powershell.exe 3840 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 3840 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 2384 powershell.exe 1444 powershell.exe 2384 powershell.exe 1444 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1444 powershell.exe Token: SeDebugPrivilege 2384 powershell.exe Token: SeDebugPrivilege 3840 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3840 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 168 wrote to memory of 1444 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 74 PID 168 wrote to memory of 1444 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 74 PID 168 wrote to memory of 1444 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 74 PID 168 wrote to memory of 2384 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 76 PID 168 wrote to memory of 2384 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 76 PID 168 wrote to memory of 2384 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 76 PID 168 wrote to memory of 3068 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 77 PID 168 wrote to memory of 3068 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 77 PID 168 wrote to memory of 3068 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 77 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80 PID 168 wrote to memory of 3840 168 86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:168 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1444
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JfscrKa.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2384
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JfscrKa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9F4D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3068
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C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3840
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe.log
Filesize1KB
MD50c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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Filesize
2KB
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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Filesize
18KB
MD518dfb3446f71ec088e99e21caf82fd3c
SHA1c7fafb9c01062d27250052a1186e9b28810605a7
SHA256bc3a5bbe3cb4e786bb8da8c4c33d9bc9c604c03877baf4390313634a283c8009
SHA5122d6cc0dc5137921bde246d7d90cc062e4b2739648160d07ac82d94ff7e0d7e8d74d9c89b7d3647b886778c2ae35c40aa9c5a772c0fbecacfbc54a5356b6f0918
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
1KB
MD549307a46d610ae21e7ebd3c0978595ba
SHA1e6c6ce924c72f723d5844371d95d178d7f8b9094
SHA256e5d1859c82c7b261bea36e3bba0152350952b2f6804e59e874e95714d8a2f26f
SHA512ab447f55a0618409669a5995657b8af55bda5e0e4a557ce02cb4a1d38b5d0d039bba5eba7d3fe7569cb4ff68bb55189eb9059703d10071f2923d1bd6a73fcbab